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Katherine O'Sullivan

(She/Her/Hers)
Welcome Home Real EstateMember of Welcome Home Real Estate
5.051 reviews
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Recent Sales

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  • $350,000
    1 bd1 ba600 sqft Queens, NY
    1 bd1 ba600 sqft
    Queens, NY
    Sold 3 months ago
    Seller
    52-18 39th Ave #3C, Queens, NY, 11377
  • $489,000
    1 bd1 ba800 sqft Queens, NY
    1 bd1 ba800 sqft
    Queens, NY
    Sold 3 months ago
    Seller
    41-08 43rd St APT 1D, Queens, NY, 11104
  • $495,000
    2 bd1 ba900 sqft Queens, NY
    2 bd1 ba900 sqft
    Queens, NY
    Sold 4 months ago
    Seller
    39-20 52nd St #4D, Queens, NY, 11377
  • $257,500
    1 bd1 ba450 sqft Woodside, NY
    1 bd1 ba450 sqft
    Woodside, NY
    Sold 4 months ago
    Seller
    3925 51st St APT 3E, Woodside, NY, 11377
  • $725,000
    2 bd2 ba1,000 sqft Woodside, NY
    2 bd2 ba1,000 sqft
    Woodside, NY
    Sold 8 months ago
    Buyer
    52-30 39th Drive #7F, Woodside, NY, 11377
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9
Sales last 12 months
126
Total sales
$231K-$1.6M
Price range
$643K
Average price

Get to know Katherine O'Sullivan

Licensed Real Estate Salesperson

Katherine O’Sullivan "Katie" has been buying and selling her own Sunnyside properties throughout her many years in Sunnyside. Enjoying the process she joined Welcome Home in 2016. She brings determination to all her deals drawing on her previous career as an Operations Director for a busy international art business. “I love the small town feel of this neighborhood, meeting my neighbors for a chat on the street and working in my garden. I join...

Specialties
Buyer's AgentListing AgentRelocationStagingProperty Management
10 Years of experience
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Katherine O'Sullivan's sales and listings (135)

This map and property list shows the most recent 100 sales and 100 listings

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Sold (126)

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For sale (9)

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  • Listing by: Welcome Home Real Estate
  • Listing by: Welcome Home Real Estate
  • Listing by: Welcome Home Real Estate
  • Listing by: Welcome Home Real Estate
  • Listing by: Welcome Home Real Estate
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Katherine O'Sullivan's reviews (51)

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  • 5.0
    • 6/1/2025
    • • scbadavas

    Bought a home in 2023.

    Katie helped my family find an apartment for my mother-in-law, who relocated to Queens from Massachusetts. Katie is incredibly knowledgeable about the area, and her under...
    Katie helped my family find an apartment for my mother-in-law, who relocated to Queens from Massachusetts. Katie is incredibly kno...
    5.0
    • 3/22/2025
    • • eemer5onfive

    Bought and sold a Multiple Occupancy home in 2024 in Sunnyside, Long island city, NY.

    We have bought and sold with Katie and she stuck with us through a lot of ups in downs in both! From navigating a challenging co-op board, to having the utmost patience ...
    We have bought and sold with Katie and she stuck with us through a lot of ups in downs in both! From navigating a challenging co-...
  • 5.0
    • 11/3/2024
    • • ttmygfdncr

    Sold a Condo home in 2024 in Woodside, Woodside, NY.

    Katie was such a pleasure to work with throughout our whole selling process. Katie knew our neighborhood and Co-op building extremely well and did such an amazing job wit...
    Katie was such a pleasure to work with throughout our whole selling process. Katie knew our neighborhood and Co-op building extrem...
    5.0
    • 6/12/2024
    • • mogilevich

    Bought a Condo home in 2024 in Woodside, Woodside, NY.

    We've worked twice now with Katie and couldn't recommend her more highly. She has an in-depth knowledge of the area, is a top-notch communicator, and really shepherds you...
    We've worked twice now with Katie and couldn't recommend her more highly. She has an in-depth knowledge of the area, is a top-notc...
  • 5.0
    • 6/10/2024
    • • Will McGinn

    Helped me rent a Multiple Occupancy home in Sunnyside, Sunnyside, NY.

    Would give more than five stars to Katie O'Sullivan if I could! We needed to quickly find a Sunnyside 2-bedroom and Katie worked exceedingly hard to find us the perfect ...
    Would give more than five stars to Katie O'Sullivan if I could! We needed to quickly find a Sunnyside 2-bedroom and Katie worked ...
    5.0
    • 6/6/2024
    • • roohshahbazf

    Sold a Condo home in 2023 in Sunnyside, Sunnyside, NY.

    Katie O'Sullivan was very helpful in selling an inherited apartment. All went smooth, although I had no experience in real estate transactions in the United States. I can...
    Katie O'Sullivan was very helpful in selling an inherited apartment. All went smooth, although I had no experience in real estate ...
  • 5.0
    • 6/30/2023
    • • reillydee146

    Bought a Condo home in 2023 in Jackson heights, Jackson heights, NY.

    Katie was an invaluable resource to me as a first time buyer. She was quick to respond to all my questions and truly went above and beyond when unfortunately my mortgage ...
    Katie was an invaluable resource to me as a first time buyer. She was quick to respond to all my questions and truly went above an...
    5.0
    • 5/25/2023
    • • Kathryn Ferriello

    Sold a home in 2023.

    Hire Katie! I am a realtor from Utah who needed an agent in NY to handle a family estate sale. I interviewed a few agents and it was immediately clear that Katie was supe...
    Hire Katie! I am a realtor from Utah who needed an agent in NY to handle a family estate sale. I interviewed a few agents and it w...
  • 5.0
    • 5/5/2023
    • • zuser20160918190614889

    Helped me rent a Multiple Occupancy home in Sunnyside, Long island city, NY.

    Katie was very transparent and prompt in her communication. Her understanding of our needs was evident, and we are very happy in our new apartment. It was a pleasure havi...
    Katie was very transparent and prompt in her communication. Her understanding of our needs was evident, and we are very happy in o...
    5.0
    • 4/19/2023
    • • stephen macarthur

    Found a tenant for a Single Family home in Middle village, Middle village, NY.

    Katie helped us with the sale of a property years ago, and recently helped us find a renter for our current property. Even though our plans weren't settled when we first...
    Katie helped us with the sale of a property years ago, and recently helped us find a renter for our current property. Even though...
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Katherine O'Sullivan

(She/Her/Hers)
Welcome Home Real EstateMember of Welcome Home Real Estate
5.051 reviews
9sales last 12 months
126total sales
$231K-$1.6Mprice range
$643Kaverage price
10years of experience
(718) 909-9008
katie@whre.biz
46-15 Skillman Avenue
Sunnyside Gardens, NY, 11104